Finding the Fourth Proportional to 1,836,315.42, 2,534,351.81 and 1,031,654.94
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Solution
The fourth proportional to 1,836,315.42, 2,534,351.81 and 1,031,654.94 is: 1,423,816.70
Step by Step Solution
- Step 1: Write the proportion equation
1,836,315.42 : 2,534,351.81 = 1,031,654.94 : x - Step 2: Convert to fraction form
1,836,315.42/2,534,351.81 = 1,031,654.94/x - Step 3: Cross multiply
1,836,315.42x = 2,534,351.81 × 1,031,654.94 - Step 4: Simplify right side
1,836,315.42x = 2,614,576,559,326.17 - Step 5: Solve for x
x = 2,614,576,559,326.17/1,836,315.42 - Step 6: Final answer
x = 1,423,816.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.